Time Limits / Maintenance Checks — Airworthiness Limitations Section — Amendment
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AI-generated summary of the official EASA document. Verify against the PDF before acting.
What to do
Affected stakeholders must replace engine components before exceeding their life limits and perform all maintenance tasks within specified intervals as outlined in the updated ALS. They must revise the approved Aircraft Maintenance Programme within 12 months of the directive's effective date to incorporate these changes. Any discrepancies found during maintenance must be corrected within the specified compliance times or before the next flight if no time is specified.
Summary
EASA Airworthiness Directive 2022-0005 is an amendment addressing the time limits and maintenance checks in the Airworthiness Limitations Section for SAFRAN Helicopter Engines ARRIUS 1A1 engines. These engines are commonly installed on Airbus Helicopters AS355 NP twin-engine helicopters. The directive mandates compliance with updated maintenance tasks and life limits to ensure continued airworthiness.
What changed
EASA Airworthiness Directive 2022-0005 introduces new and more restrictive maintenance tasks and life limits as specified in the updated Airworthiness Limitations Section of the SAFRAN Arrius 1A1 Maintenance and Overhaul Manuals. It incorporates changes related to modification M117769, including an updated ALS presentation compatible with the Interactive Electronic Technical Publication format.
Why it matters
This directive is critical for aviation professionals because it enforces mandatory maintenance requirements that prevent unsafe conditions due to engine component failures. Operators, maintenance organizations, and compliance teams must adhere to these updated limitations and tasks to maintain the airworthiness of ARRIUS 1A1 engines and ensure regulatory compliance under EU aviation safety regulations.
More for Safran ARRIUS 1
All 4- EASA AD 2026-0128[Correction] Engine Fuel & Control – Hydromechanical Metering Unit – ReplacementAug 3, 2026
- EASA AD 2024-0148Time Limits / Maintenance Checks — Airworthiness Limitations Section — AmendmentJul 30, 2024
- EASA AD 2019-0266-EEngine — Module 02 / Gas Generator — Service Life Calculation / ReplacementOct 25, 2019
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